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TECHSPEC® components are designed, specified, or manufactured by Edmund Optics. TECHSPEC® 组件由爱特蒙特光学设计、规定或生产。 了解更多

LENS ACH 18 X 125 VIS-NIR TS

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产品编码 #49-347-INK 6-10 工作日
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数量 6+
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Product Details

类型:
Achromatic Lens

Physical & Mechanical Properties

直径 (mm):
18.00 ±0.025
有效孔径 CA(mm):
17.00
中心偏(弧分):
<1
中心厚度 CT (mm):
6.50 ±0.20
中心厚度 CT 1 (mm):
4.50 ±0.10
中心厚度 CT 2 (mm):
2.00 ±0.10
边缘厚度 ET (mm):
5.72
倒角:
Protective bevel as needed

Optical Properties

有效焦距 EFL (mm):
125.00
焦距容差 (%):
±1
后焦距 BFL (mm):
121.95
焦距指定波长 (nm):
587.6
半径 R1 (mm):
76.92
半径 R2 (mm):
-55.48
半径 R3 (mm):
-162.59
基底: Many glass manufacturers offer the same material characteristics under different trade names. Learn More
表面质量:
40-20
有效焦距/有效孔径直径比:
6.94
数字孔径 NA:
0.07
涂层:
VIS-NIR (400-1000nm)
涂层规格:
Rabs ≤0.25% @ 880nm
Ravg ≤1.25% @ 400 - 870nm
Ravg ≤1.25% @ 890 - 1000nm
Power (P-V) @ 632.8nm:
1.5λ
Irregularity (P-V) @ 632.8nm:
λ/4
波长范围 (nm):
400 - 1000

合规性

RoHS 2015:
REACH 201:
Certificate of Conformance:

产品系列说明

  • 设计入射角度为0度
  • 在880nm 时每个表面的反射率都小于0.25%
  • 另有MgF2以及VIS 0° 镀膜版本可供选择

消色差镜片由两个单片镜片组成,用胶水将两片粘合在一起形成消色差镜片。本品采用电脑优化设计校正了轴上球差和色差。可选镀MgF2VIS 0° 镀膜版本可供选择。所有尺寸都是以毫米做单位。

Filter

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NIR (Near Infrared)

VIS/NIR Coating

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Abbe-Number

Achromatic Lens

Crown Glass

Doubler Tube

Doublet Lens

Flint Glass

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散射

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非球面消色差透镜介绍

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What is the difference between the effective focal length and the back focal length?

Apochromatic

Back Focal Length (BFL)

Dispersion

Hybrid Molding

Sag

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Center Thickness (CT)

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Conjugate Distance

Épaisseur de bord

Distance focale effective (EFL)

Finite/Finite Conjugate

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Irregularity

Radius of Curvature

BBAR Coating

Diopter

Anti-Reflection (AR) Coating

Bevel

Seamed Edge

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Transmission

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Clear Aperture (CA)

Refraction

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